since 2000 he's played al gore, jon lieberman, john kerry and john edwards and now president obama. pretty malleable guy. he's reportedly been helping romney work on not getting overly defensive which is his weak point. he then tends to say things he wishes he hadn't. everyone has an opinion as to what to look for tonight. prettyies could -- politico has five things. first, can romney get aggressive without attacking. last thing he wants to do is come across snide or smug. how hard can the president push without getting too negative. he's not a big romney fan. we'll see if he can mask that true contempt. how will they handle the 47% libya, has the president had enough time to debate prep and five, will clinton come up? interesting choice for politico. we'll be right back. >>i feel like i don't even know you. >>just stay on your side of the screen, okay? >>brought to you by geico. 15 minutes could save 15% or more on car insurance. visit geico.com for a free rate quote. you'd spot movement, gather intelligence with minimal collateral damage. but rather than neutralizing enemies in th